gecko-dev/widget/gtk/GtkCompositorWidget.cpp

122 строки
3.2 KiB
C++

/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
/* This Source Code Form is subject to the terms of the Mozilla Public
* License, v. 2.0. If a copy of the MPL was not distributed with this
* file, You can obtain one at http://mozilla.org/MPL/2.0/. */
#include "GtkCompositorWidget.h"
#include "gfxPlatformGtk.h"
#include "mozilla/layers/CompositorThread.h"
#include "mozilla/widget/InProcessCompositorWidget.h"
#include "mozilla/widget/PlatformWidgetTypes.h"
#include "nsWindow.h"
namespace mozilla {
namespace widget {
GtkCompositorWidget::GtkCompositorWidget(const GtkCompositorWidgetInitData& aInitData,
const layers::CompositorOptions& aOptions,
nsWindow* aWindow)
: CompositorWidget(aOptions)
, mWidget(aWindow)
{
// If we have a nsWindow, then grab the already existing display connection
// If we don't, then use the init data to connect to the display
if (aWindow) {
mXDisplay = aWindow->XDisplay();
} else {
mXDisplay = XOpenDisplay(aInitData.XDisplayString().get());
}
#ifdef MOZ_WAYLAND
if (!mXDisplay) {
MOZ_RELEASE_ASSERT(aWindow,
"We're running on Wayland and but without valid nsWindow.");
mProvider.Initialize(aWindow);
} else
#endif
{
mXWindow = (Window)aInitData.XWindow();
// Grab the window's visual and depth
XWindowAttributes windowAttrs;
if (!XGetWindowAttributes(mXDisplay, mXWindow, &windowAttrs)) {
NS_WARNING("GtkCompositorWidget(): XGetWindowAttributes() failed!");
}
Visual* visual = windowAttrs.visual;
int depth = windowAttrs.depth;
// Initialize the window surface provider
mProvider.Initialize(
mXDisplay,
mXWindow,
visual,
depth,
aInitData.Shaped());
}
mClientSize = aInitData.InitialClientSize();
}
GtkCompositorWidget::~GtkCompositorWidget()
{
mProvider.CleanupResources();
// If we created our own display connection, we need to destroy it
if (!mWidget && mXDisplay) {
XCloseDisplay(mXDisplay);
mXDisplay = nullptr;
}
}
already_AddRefed<gfx::DrawTarget>
GtkCompositorWidget::StartRemoteDrawing()
{
return nullptr;
}
void
GtkCompositorWidget::EndRemoteDrawing()
{
}
already_AddRefed<gfx::DrawTarget>
GtkCompositorWidget::StartRemoteDrawingInRegion(LayoutDeviceIntRegion& aInvalidRegion,
layers::BufferMode* aBufferMode)
{
return mProvider.StartRemoteDrawingInRegion(aInvalidRegion,
aBufferMode);
}
void GtkCompositorWidget::EndRemoteDrawingInRegion(gfx::DrawTarget* aDrawTarget,
LayoutDeviceIntRegion& aInvalidRegion)
{
mProvider.EndRemoteDrawingInRegion(aDrawTarget,
aInvalidRegion);
}
nsIWidget* GtkCompositorWidget::RealWidget()
{
return mWidget;
}
void
GtkCompositorWidget::NotifyClientSizeChanged(const LayoutDeviceIntSize& aClientSize)
{
mClientSize = aClientSize;
}
LayoutDeviceIntSize
GtkCompositorWidget::GetClientSize()
{
return mClientSize;
}
uintptr_t
GtkCompositorWidget::GetWidgetKey()
{
return reinterpret_cast<uintptr_t>(mWidget);
}
} // namespace widget
} // namespace mozilla